Highest salary at Solvay in year 2010 was $86,120. Number of employees at Solvay in year 2010 was 91. Average annual salary was $38,880 and median salary was $39,388. Solvay average salary is 17 percent lower than USA average and median salary is 9 percent lower than USA median salary. From 2009 to 2010, the average salary of employees at this employer increased 6.3 percent, the median salary increased 14.5 percent.